نتایج جستجو برای: generations

تعداد نتایج: 31660  

Journal: :Revue des mondes musulmans et de la Méditerranée 2019

Journal: :Journal of American History 2012

Journal: :Physics Letters B 2016

Journal: :Laboratory Medicine 1998

Journal: :Information Display 2018

Journal: :AAOHN Journal 2005

Journal: :EPJ Web of Conferences 2016

ژورنال: علوم زراعی ایران 2021

This study was conducted to quantitatively evaluate selfed (S1, S2 and S3) and open pollinated (OP1, OP2 and OP3) generations of alfalfa in terms of inbreeding depression and general combining ability of S2 families of alfalfa ecotypes. Selfing of selected plants to produce three generations of S1, S2 and S3 generations were performed under the field conditions and the clones of each selfed- ge...

2016
Franklin D. Wilson

This paper analyzes age and cohort changes in the occupational attainment of Blacks and Whites born in successive decades from 1910 to 1979. Occupational attainment is operationalized as “occupational returns to education” and “earnings returns to occupation.” The primary objective is to determine whether the relative occupational attainment of Blacks of the baby-boom generation and Generation ...

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